Table 2.

Correlation between the IQCODE, sociodemographic and clinical variables.

			Schooling	Age
Spearman's rho	Schooling	Correlation coefficient	1.000	-0.045
		Sig. (2-tailed)	-	0.760
		N	48	48
	Age	Correlation coefficient	-0.045	1.000
		Sig. (2-tailed)	.760	-
		N	48	48
	CDR	Correlation coefficient	-0.219	0.355*
		Sig. (2-tailed)	0.143	0.015
		N	46	46
	IQCODE	Correlation coefficient	-0.209	0.429**
		Sig. (2-tailed)	0.153	0.002
		N	48	48

^*Correlation is significant at the 0.05 level (2-tailed);

^**Correlation is significant at the 0.01 level (2-tailed); CDR, Clinical Dementia Rating; IQCODE, Informant Questionnaire on Cognitive Decline in the Elderly